docs: def _get_upload_cmd(self, mirror=False):
          """Generate the S3 CLI upload command
  
          Args:
              mirror (bool): If true, uses a flat directory structure instead of nesting under a version.
  
          Returns:
              str: The full CLI command to run.
          """
          if mirror:
              dest_uri = self.s3_mirror_uri
          else:
              dest_uri = self.s3_version_uri
  
          cmd = 'aws s3 sync {} {} --delete --exact-timestamps --profile {}'.format(self.artifact_path,
                                                                                    dest_uri, self.env)
          return cmd